JOHNSTON - FM Global, one of the world’s largest business property insurers, ended 2012 with posted revenue of $5.5 billion, an 8.6 percent increase over 2011’s total.

The insurer had a net income of $774 million in 2012, despite 2,200 claims resulting from Superstorm Sandy, compared with a 2011 net loss of $41.5 million.

The 2011 losses were due to natural disasters around the world, including floods in Australia and Thailand; tornadoes in Joplin, Mo., and Tuscaloosa, Ala.; and earthquakes in Japan and New Zealand, according to the company’s 2011 annual report.

“FM Global’s financial capacity enabled us to absorb the losses we incurred [in 2012] from one of the costliest natural disasters in our company’s 178-year history with manageable impact to our bottom line, FM Global Chairman and CEO Shivan Subramaniam said.

The company’s 2012 highlights include FM Global’s client retention rate of 94 percent; premiums from new business increasing by 6.5 percent; and the creation of an Asia/Pacific division based in Singapore.

FM Global has 1,050 employees in Rhode Island and more than 5,200 employees worldwide. The company has clients in 130 countries.

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